#pragma once 

#include <iostream>
#include <string>
#include <ctemplate/template.h>

#include "oj_model.hpp"

namespace ns_view
{
    using namespace ns_model;
    
    const std::string template_path = "./template_html/";
    class View
    {
        public:
            View()
            {}
            ~View()
            {}
        public:
            void AllExpandHtml(const vector<struct Question> &question, string* html)
            {
                // 题目的编号, 标题, 难度
                // 推荐用表格形式显示

                // 1. 形成路径
                std::string src_html = template_path + "all_questions.html";
                // 2. 形成数据字典
                ctemplate::TemplateDictionary root("all_questions");
                for(const auto& q : question)
                {
                    ctemplate::TemplateDictionary* sub = root.AddSectionDictionary("questions_list"); 
                    sub->SetValue("number", q.number);
                    sub->SetValue("title", q.title);
                    sub->SetValue("difficulty", q.difficulty);
                }
                // 3. 获取被渲染的网页
                ctemplate::Template *tpl = ctemplate::Template::GetTemplate(src_html, ctemplate::DO_NOT_STRIP);

                // 4. 开始完成渲染功能
                tpl->Expand(html,&root);

            }
            void OneExpandHtml(const struct Question &q, string* html)
            {
                // 1. 形成路径
                std::string src_html = template_path + "one_question.html";

                // 2. 形成字典
                ctemplate::TemplateDictionary root("one_question");
                root.SetValue("number", q.number);
                root.SetValue("title", q.title);
                root.SetValue("difficulty", q.difficulty);
                root.SetValue("desc", q.desc);
                root.SetValue("pre_code", q.header);

                // 3. 获取被渲染的html
                ctemplate::Template *tpl = ctemplate::Template::GetTemplate(src_html, ctemplate::DO_NOT_STRIP);

                // 4. 开始完成渲染功能
                tpl->Expand(html,&root);

            }

    };

}